Interval              MPECS Discovery Observations
2003-12                    1         0            4
2004-01                    0         0            0
2004-02                    0         0            0
2004-03                    0         0            0
2004-04                    0         0            0
2004-05                    0         0            0
2004-06                    2         0            7
2004-07                    0         0            0
2004-08                    2         0           14
2004-09                    3         0           23
2004-10                    2         0           20